47. 문자열 내 마음대로 정렬하기

 

using System.Linq;

public class Solution {
    public string[] solution(string[] strings, int n) {               
        
        string[] strAnswer = strings.OrderBy(c => c).ToArray();
        strAnswer = strAnswer.OrderBy(c => c[n]).ToArray();

        return strAnswer;
    }
}

* OrederBy 사용

 

https://kkln2486.tistory.com/139

OrderBy